> ## Documentation Index
> Fetch the complete documentation index at: https://dragonwingdocs.qualcomm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# References

## C.1 Related Documents

| Resources                       | Number                                                                                                                                       |
| ------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------- |
| Zephyr Project documentation    | [https://docs.zephyrproject.org/latest/](https://docs.zephyrproject.org/latest/)                                                             |
| Zephyr UART subsystem           | [https://docs.zephyrproject.org/latest/hardware/peripherals/uart.html](https://docs.zephyrproject.org/latest/hardware/peripherals/uart.html) |
| Zephyr I2C subsystem            | [https://docs.zephyrproject.org/latest/hardware/peripherals/i2c.html](https://docs.zephyrproject.org/latest/hardware/peripherals/i2c.html)   |
| Zephyr I3C subsystem            | [https://docs.zephyrproject.org/latest/hardware/peripherals/i3c.html](https://docs.zephyrproject.org/latest/hardware/peripherals/i3c.html)   |
| RISC-V technical specifications | [https://riscv.org/technical/specifications/](https://riscv.org/technical/specifications/)                                                   |
| Linux kernel I2C documentation  | [https://www.kernel.org/doc/html/latest/i2c/index.html](https://www.kernel.org/doc/html/latest/i2c/index.html)                               |
| Linux kernel I3C documentation  | [https://www.kernel.org/doc/html/latest/driver-api/i3c/index.html](https://www.kernel.org/doc/html/latest/driver-api/i3c/index.html)         |

***

## C.2 Acronyms and Terms

| Acronym or Term | Definition                                                            |
| --------------- | --------------------------------------------------------------------- |
| API             | Application Programming Interface                                     |
| BSP             | Board Support Package                                                 |
| DDR             | Double Data Rate Memory                                               |
| DMA             | Direct Memory Access                                                  |
| DLS             | Data Local Storage                                                    |
| EVK             | Evaluation Kit                                                        |
| GPI             | Generic Peripheral Interface                                          |
| GPIO            | General-Purpose Input/Output                                          |
| I2C             | Inter-Integrated Circuit                                              |
| I3C             | Improved Inter-Integrated Circuit                                     |
| IRQ             | Interrupt Request                                                     |
| ISR             | Interrupt Service Routine                                             |
| MCU             | Microcontroller Unit                                                  |
| NACK            | Negative Acknowledgment                                               |
| NMI             | Non-Maskable Interrupt                                                |
| PIO             | Programmed Input/Output                                               |
| QUP             | Qualcomm Universal Peripheral                                         |
| QTIMER          | Qualcomm Timer Service Referenced in the Source as a Platform Service |
| RTOS            | Real-Time Operating System                                            |
| TCM             | Tightly Coupled Memory                                                |
| TRM             | Technical Reference Manual                                            |
| UART            | Universal Asynchronous Receiver-Transmitter                           |
| WFI             | Wait for Interrupt                                                    |